Hi Christopher,
could you elaborate on how exactly Akka Typed is expected to help with your
use-case? The only difference I can see is that the new (and currently removed)
implementation contained fewer extension points, but that is unrelated to
whether ActorRef has a type parameter or not.

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Regards, Roland
Sent from my iPhone
> On 3. Feb 2018, at 06:03, Christopher Hunt <hunt...@gmail.com> wrote:
>
> Thanks for the reply Konrad.
>
> Although my use-case is somewhat forced by working with constrained device
> memory and enterprise security, I think that there’s a broader concern. My
> understanding is that the JVM is embracing ahead of time compilation and the
> potential for dead code elimination during the linking phase. I would think
> that most forms of reflection would be at odds to that. Shouldn’t Akka
> therefore be re-considering its position on its use of reflection, and might
> Akka Typed be a way forward in that regard?
>
> Cheers,
> -C
>
>> On 3 Feb 2018, at 3:43 pm, Konrad “ktoso” Malawski
>> <konrad.malaw...@lightbend.com> wrote:
>>
>> Hi Christopher,
>> I’ve worked in the past on an Scala on Android project, so have had the
>> “pleasure” of battling proguard for similar reasons.
>> In general I guess the “core stuff” needs to be kept, which would mostly be
>> the akka.actor and dungeon things.
>>
>> AFAIR proguard is ale to understand references via “classOf” etc, so user
>> land actors should be fine. Typed actors also should be nicer to proguard.
>> The only things we’d need to specifically exclude from removal is things
>> that have classnames defined in configuration,
>> that’ll mostly e mailoxes, perhaps the remoting infra etc.
>>
>> I guess it can be useful to have a config that is “known to work”, but I
>> don’t think it is realistic to fully know that “this will work for
>> everyone”, after all, you’re removing code.
>> If you want to provide the core set of excludes, that sounds useful. We in
>> the time are unlikely to have the time to maintain or help much with this
>> though.
>>
>> --
>> Cheers,
>> Konrad 'ktoso' Malawski
>> Akka @ Lightbend
>>
>>> On February 3, 2018 at 13:31:35, Christopher Hunt (hunt...@gmail.com) wrote:
>>>
>>> Hi everyone,
>>>
>>> I’ve got a requirement to run services on machines with limited resources,
>>> memory in particular, but also disk (disk == memory for my use case!) In
>>> addition, I wish to reduce the attack surface area of a service by
>>> eliminating code that isn’t used.
>>>
>>> I’d therefore like to take a unikernal-style of approach to my services
>>> which, of course, use Akka. Using Proguard on my service very quickly
>>> revealed problems relating to Akka. From looking through past posts, it
>>> seems that the use of Proguard has been a discussion relating to Android
>>> (which also hasn’t helped me around the issues I’ve been having).
>>>
>>> Would there be any interest in seeing Akka become more suitable for dead
>>> code elimination, particularly with the advent of Akka Typed? (reflection
>>> and dead code elimination are at odds with each other)
>>>
>>> Having an official project declaration of what classes should be kept for
>>> dead code elimination, and an integration build verifying this to a degree
>>> is what I’m thinking. I’d be happy contribute a PR with a little help.
>>>
>>> Cheers
>>> C
>>>
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>>>>>>>>>> Read the docs: http://akka.io/docs/
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>>>>>>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html
>>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user
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